Trécesson (French pronunciation: [tʁesɛsɔ̃]) is a township municipality in the Canadian province of Quebec, located in the Abitibi Regional County Municipality.

The municipality is part of the census agglomeration of Amos.

It includes the communities of Clercs-Saint-Viateur, La Ferme, Lac-Davy, Trécesson, and Villemontel.

In the 2021 Census of Population conducted by Statistics Canada, Trécesson had a population of 1,232 living in 519 of its 584 total private dwellings, a change of 0.7% from its 2016 population of 1,223.

[3] Mother tongue (2021):[3] Municipal council (as of 2023):[2] List of former mayors: